Phosphoric Acid

Scope
Crops
Status
Complete

NOSB Review Documents

  • July 2002 Petition (pdf) requesting addition to §205.601 for use as a plant or soil amendment (aquatic plant extract pH adjuster)
  • 2003 Technical Advisory Panel (pdf) (page 1-7) (Handling)
  • 2003 Technical Advisory Panel (pdf) (page 21-24) (Livestock)
  • December 2013 NOP Memorandum (pdf) (containing a 2004 NOP letter) to the NOSB requesting a recommendation on the 2002 petition at the October 2014 NOSB meeting
  • October 2014 NOSB Recommendation: none, petition withdrawn (January 2014)

Rulemaking

  • Not recommended for rulemaking by NOSB: NOP Policy Memorandum PM 14-1 Aquatic Plant Extracts (pdf) (2014) rescinding the 2004 NOP letter (see 2013 NOP Memo above) and clarifying the status of aquatic plant extract products
Related Terms
Hydrogen phosphate; Metaphosphoric acid; O-phosphoric acid; Orthophosphate; Orthophosphoramide; Orthophosphoric acid; Polyphosphoric acid; Pyrophosphoric acid; Sonac; Trihydroxidophosphorus; Tripolyphosphoric acid; Triphosphoric acid; Vococid; WC-reiniger; White phosphoric acid.
Date Updated
03/24/2026